They tried corona virus vaccines already after the first SARS outbreak. When patients were re-exposed to the virus they had severe auto-immune lung pathologies.

They tried corona virus vaccines already after the first SARS outbreak. When patients were re-exposed to the virus they had severe auto-immune lung pathologies. Sounds super problematic. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3335060/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3335060/ https://jvi.asm.org/content/85/23/12201 https://jvi.asm.org/content/85/23/12201 https://www.newscientist.com/article/dn23563-threatwatch-could-a-mers-vaccine-make-people-sicker/ https://www.newscientist.com/article/dn23563-threatwatch-cou...